from the GNU version of the Collaborative International Dictionary of English

  • n. A genus of hexactinelline sponges, having a long stem composed of very long, slender, transparent, siliceous fibres twisted together like the strands of a color. The stem of the Japanese species (Hyalonema Sieboldii), called glass-rope, has long been in use as an ornament. See glass-rope.

from The Century Dictionary and Cyclopedia

  • n. The typical genus of the family Hyalonemidæ.


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